All standard cars
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits",
 "Championship", "Championship", "Versus".
 
 First bonus car
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits", "Versus",
 "Setup", "Championship", "Versus", "Versus". If you entered the code
 correctly, a smiley face will appear and you will hear the sound of
 an engine. 
 
 Second bonus car
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Championship",
 "Credits", "Versus", "Setup", "Versus", "Championship", "Setup",
 "Credits". If you entered the code correctly, a smiley face will
 appear and you will hear the sound of an engine. 
 
 Third bonus car
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Versus", "Versus",
 "Championship", "Credits", "Championship", "Versus", "Championship",
 "Credits", "Setup", "Versus", "Setup". If you entered the code
 correctly, a smiley face will appear and you will hear the sound of
 an engine. 
 
 Dump truck
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Setup", "Versus",
 "Championship", "Setup". If you entered the code correctly, a smiley
 face will appear and you will hear the sound of an engine.
 
 All cars
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits", "Credits",
 "Versus", "Credits", "Setup", "Championship", "Championship",
 "Championship", "Versus". If you entered the code correctly, a smiley
 face will appear and you will hear the sound of an engine.
 
 Season four
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Versus",
 "Championship", "Championship", "Credits", "Setup", "Setup",
 "Championship". If you entered the code correctly, a smiley face will
 appear and you will hear the sound of an engine. 
 
 Season five
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Setup",
 "Championship", "Credits", "Versus", "Versus", "Setup",
 "Championship", "Versus", "Credits", "Championship". If you entered
 the code correctly, a smiley face will appear and you will hear the
 sound of an engine. 
 
 Season six
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits", "Setup",
 "Versus", "Championship", "Championship", "Credits", "Championship",
 "Versus", "Setup", "Championship", "Credits", "Setup", "Setup". If
 you entered the code correctly, a smiley face will appear and you
 will hear the sound of an engine. 
 
 Alternate credits
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Setup", "Setup",
 "Championship", "Versus". If you entered the code correctly, a smiley
 face will appear and you will hear the sound of an engine.
 
 View Wienermobile sequence
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits", "Versus",
 "Setup", "Championship", "Versus", "Versus". If you entered the code
 correctly, a smiley face will appear and you will hear the sound of
 an engine. 
 
 View NP car sequence
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Championship",
 "Credits", "Versus", "Setup", "Versus", "Championship", "Setup",
 "Credits". If you entered the code correctly, a smiley face will
 appear and you will hear the sound of an engine. 
 
 View Nintendo logo car sequence
 
 Use the Analog-stick to highlight the following options at the main
 menu in order, and press Z at each selection: "Credits", "Versus",
 "Versus", "Championship", "Credits", "Championship", "Versus",
 "Championship", "Credits", "Setup", "Versus", "Setup". If you entered
 the code correctly, a smiley face will appear and you will hear the
 sound of an engine. 
 
 Space Truckin' track
 
 Successfully complete season six with a ranking of at least 4 in
 championship mode.
 
 Bonus cars
 
 Complete all six seasons to unlock three bonus cars: The Weenie with
 Pickle wheels, Nintendo Power Magazine car, and Nintendo logo on
 wheels. 
 
 Extra money
 
 Purchase a new car in championship mode. Use it in one race, then
 sell it and purchase the cheapest car possible. Upgrade the new car
 fully, and start a new race. Pause the game as soon as the race
 starts, and select "Exit". Start championship mode again and select
 the best car available (which should be the one that was bought and
 sold). You should now have extra money and full upgrades on this car.
 Note: For multi-player mode, only one of the players needs to buy a
 car, and it will be available to all players. 
 
  Game Shark Codez:
 
        
  Infinite Nitros                                
  810F50CE 0009
        
  Unlock Bonus Cars                              
  801022FB 000E
  801022F1 000E
        
  Unlock Bonus Tracks                            
  811022E8 0501
  811022EA 0101
  811022EC 0101
  811022EE 0101
  801022F0 0001
        
  Max Handling                                   
  801022FF 0005
        
  Max Acceleration                               
  80102300 0005
        
  Max Top Speed                                  
  80102301 0005
        
  Timer is 00'00"00 Lap 1                        
  810F50F8 0000
  810F50FA 0000
        
  Timer is 00'00"00 Lap 2                        
  810F50FC 0000
  810F50FE 0000
        
  Timer is 00'00"00 Lap 3                        
  810F5100 0000
  810F5102 0000
        
  Timer is 00'00"00 Lap 4                        
  810F5104 0000
  810F5106 0000
        
  Timer is 00'00"00 Lap 5                        
  810F5108 0000
  810F510A 0000
        
  Car Modifier                                   
  800E97C5 00??
        
  Quantity Digits to Accompany Car Modifier Code 
        
  00 - Type BG                                   
  01 - Type EC                                   
  02 - Type YD                                   
  03 - Type CA                                   
  04 - Type BP                                   
  05 - Type HM                                   
  06 - Type PO                                   
  07 - Type FO                                   
  08 - Type JS                                   
  09 - Type MC                                   
  0A - Hot Dog                                   
  0B - Nintendo Power                            
  0C - N64 Logo                                  
  0D - Taco                                      
  0E - Museum Exhibit